WO2001047268A1 - Liaison de donnees pour decodeur sans fil - Google Patents
Liaison de donnees pour decodeur sans fil Download PDFInfo
- Publication number
- WO2001047268A1 WO2001047268A1 PCT/US2000/034642 US0034642W WO0147268A1 WO 2001047268 A1 WO2001047268 A1 WO 2001047268A1 US 0034642 W US0034642 W US 0034642W WO 0147268 A1 WO0147268 A1 WO 0147268A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- set top
- top box
- base unit
- remote
- modem
- Prior art date
Links
- 238000004891 communication Methods 0.000 claims abstract description 59
- 238000000034 method Methods 0.000 claims description 12
- 230000010363 phase shift Effects 0.000 claims description 6
- 238000010586 diagram Methods 0.000 description 12
- 230000005540 biological transmission Effects 0.000 description 9
- 238000002955 isolation Methods 0.000 description 4
- 238000012546 transfer Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 230000002452 interceptive effect Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/61—Network physical structure; Signal processing
- H04N21/6156—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network
- H04N21/6187—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network involving transmission via a telephone network, e.g. POTS
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4112—Peripherals receiving signals from specially adapted client devices having fewer capabilities than the client, e.g. thin client having less processing power or no tuning capabilities
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4131—Peripherals receiving signals from specially adapted client devices home appliance, e.g. lighting, air conditioning system, metering devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/43—Processing of content or additional data, e.g. demultiplexing additional data from a digital video stream; Elementary client operations, e.g. monitoring of home network or synchronising decoder's clock; Client middleware
- H04N21/436—Interfacing a local distribution network, e.g. communicating with another STB or one or more peripheral devices inside the home
- H04N21/4363—Adapting the video stream to a specific local network, e.g. a Bluetooth® network
- H04N21/43637—Adapting the video stream to a specific local network, e.g. a Bluetooth® network involving a wireless protocol, e.g. Bluetooth, RF or wireless LAN [IEEE 802.11]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
- H04N7/17309—Transmission or handling of upstream communications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5429—Applications for powerline communications
- H04B2203/5441—Wireless systems or telephone
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5429—Applications for powerline communications
- H04B2203/5445—Local network
Definitions
- This invention relates to data links, or communication channels, between set top boxes, which are used for controlling video signal access, and an information service provider, which uses the Public Switched Telephone Network connection. More specifically, this invention relates to communication links between set top boxes and an information service provider which uses a wireless communication channel as a connection to standard telephone lines Descnption of Related Art.
- a variety of communication systems and devices have been proposed which provide communications between set top boxes and the like, and an information service provider Typically, these systems and devices require a telephone line connection between the set top box and the central office, which in turn is connected over the public switched telephone network to the service provider However, in many instances, a wired telephone line between the set top box and the central office, or remote modem for communication with the information service provider, is unavailable.
- This invention addresses communication between the set top box and a remote modem without requi ⁇ ng dedicated telephone lines
- U.S. Patent No. 5,488,412 describes a home controller that receives signals from the cable television system and which uses a cable demodulator tuned to the RF frequency of the channel, which carriers the data information.
- U.S. Patent No. 5,534,913 describes a split channel bridging unit that includes a router that operates under the control of a control processor to route packets of information destined for a user to a modulator, which is connected to the cable distribution head-end of the cable television system, which serves the requesting user.
- U.S. Patent Nos. 5,610,910 and 5,828,666 describe a system for providing flexible and adaptable multiservice access to voice telephony, CATV and wireless networks.
- U.S. Patent No. 5,629,978 describes a system and method for purchasing, customizing and modifying switch-based and Advanced Intelligent Network telephone services through the Broadband Network.
- U.S. Patent No. 5,784,683 describes a broadcast system that supplies multiplexed channels to a plurality of receiving systems.
- U.S. Patent Nos. 5,790,170 and 5,943,047 describe a subscriber terminal that sends a demand for two-way information transmission that includes at least information for identifying the demand subscriber terminal, information for identifying the requested information, and information relating to the urgency of the requested information to the information distribution transmission center through the going-up line.
- U.S. Patent No. 5,812,786 describes a public switched telephone network (PSTN) that provides communication of digital data from a data provider or LAN to one or more of a plurality of subscriber premises.
- PSTN public switched telephone network
- U.S. Patent No. 5,812,930 describes a bi-directional or unidirectional information handling system for data exchange and distribution.
- U.S. Patent No. 5,822,324 describes a data communication system that has a wireless telephone network (cellular) combined with a broadband digital transmission through a broadcast network.
- cellular wireless telephone network
- U.S. Patent No. 5,861,881 describes an interactive computer system, which may operate on a computer network, wherein subscribers interact with a fully interactive program through the use of input devices and a personal computer or a television.
- U.S. Patent No. 5,893,024 describes a method and apparatus for reducing ingress noise in the upstream frequency band and reducing power consumption in a cable communication system.
- U.S. Patent No. 5,910,970 describes a modem that operates selectively in the voice-band frequency band and higher frequency bands.
- U.S. Patent No. 5,933,607 describes a communication system, protocol and method designed to facilitate information transfer, that includes user and control information from Continuous Bit Rate (CBR) and/or non CBR signal sources.
- CBR Continuous Bit Rate
- U.S. Patent No. 5,970,088 describes a central office xDSL modem pool that has N logical xDSL modems.
- U.S. Patent No. 5,970,473 describes a catalog information database accessible by remotely located customers to provide in-home shopping capabilities. Summary of the Invention
- PSTN Public Switched Telephone Network
- Another object of this invention is to provide a wireless data link between a set top box and a Public Switched Telephone Network which employs a modem in the base unit and wherein the interface and protocols to the service provider are controlled by the base unit and the embedded extension unit.
- a still further object of this invention is to provide a wireless data line between a set top box and a Public Switched Telephone Network, which uses modern data modulation techniques, preferably selected from frequency shift keying; phase shift keying; and differential binary phase shift keying.
- Figure 1 a shows a block diagram of the preferred carrier current remote modem unit of this invention.
- Figure lb shows a block diagram of the preferred set top box data transceiver of this invention.
- Figure 2 shows a block diagram of the preferred carrier current system with remote modem details of this invention.
- Figure 3 shows a block diagram of the preferred carrier current system with set top box RF data transceiver detail of this invention.
- Figure 4 shows a block diagram of the preferred RF system with a detail of the RF remote modem of this invention.
- FIG. 5 shows a block diagram of the preferred system with a detail of the RF set top box data transceiver of this invention. Detailed Description of the Invention
- This invention is a communication system for providing communication between remote set top boxes to and from a Public Switched Telephone Network (PSTN) that does not require wired telephone connections between the set top box and the RF remote modem.
- PSTN Public Switched Telephone Network
- This invention has two primary alternative embodiments: an RF over the air channel embodiment and a power line carrier channel embodiment.
- the preferred system of this invention employs a digital transceiver integrated into the set top box and a modem installed inside a remote unit, which is in communication with the telephone central office or PSTN service provider.
- FIG. la depicts a block diagram of the preferred base unit 100 of this invention having an internal modem 115.
- This base unit 100 is connected to a telephone central office 119 using standard techniques, such as an RJ-11 jack connection to the telephone wiring.
- the base unit 100 can be connected to a digital wide area network.
- a digital access arrangement (DAA) 117 provides the conversion of the analog telephone signals to and from the digital format used internally in the base unit 100.
- This invention is adapted to make use of a wide variety of modulation techniques, including but not limited to on/off keying; frequency shift keying (FSK); phase shift keying (PSK); and binary phase shift keying (DBPSK).
- Data 116 is communicated electronically between the DAA 117 and the internal Modem 115.
- the internal Modem 115 is electrically connected to a controller, (PLC ASIC) 1 13, thereby providing for the transfer of control signals and data 114.
- the preferred controller is an application specific integrated circuit, designed using well established techniques to provide the control and "handshaking" of the data received and to be transmitted through the base unit 100.
- the controller 113 receives data 108 from a receiver 107 and sends control and data signals 109 to a transmitter 11 1.
- the received data 108 and the transmitted control and data signals 109 are connected using an internal bus 110.
- the transmitter 111 provides an RF 1 12 signal to an RF Duplexer 103, which in turn transmits the data 104 to the set top box 120 (shown in figure lb) across either a power line carrier or RF data link 105.
- the receiver 107 receives RF data 106 from the RF duplexer 103 for transmission to the controller 113.
- a power supply 101 is provided, receiving AC power 102 for the powering of the base unit 100.
- Figure lb depicts a block diagram of the preferred set top box 120 data transceiver of this invention.
- Data 136 is received from and sent to the base unit 100 via an RF duplexer 135. This data 136 is transmitted via a power line carrier current or an RF data link channel.
- the data 137 received by the RF duplexer 135 is sent to a receiver 130, which provides data 129 to the controller (PLC ASIC) 131.
- the preferred controller is an application specific integrated circuit, designed using well- established techniques to provide the control and "handshaking" of the data received and to be transmitted through the set top box 120.
- the controller 131 also sends control and data signals 132 to the transmitter 133, which sends transmitted signals 134 to the RF duplexer 135 for transmission to the base unit 100.
- the controller 131 sends and receives control data 128 from the set top box controller 127, which sends and receives control signals 126 to and from the video hardware 123.
- the standard video hardware 123 receives a cable television signal 125 from a television signal source and outputs the video signal 124 to a standard television.
- a power supply 121 is provided to power the set top box via AC power 122.
- FIG. 2 depicts an alternative block diagram of the preferred power line carrier current remote modem of this invention as used within a base unit 200.
- a telephone service provider 209 sends and receives telephone signals 208 to and from a public switched telephone network 207.
- the public switched telephone network 207 communicates across standard telephone wiring channel 206 to an RJ-1 1 outlet 205.
- a standard RJ-11 plug and cable 204 connects the RJ-1 1 outlet 205 with the modem 203, which is installed within the base unit 200.
- the modem 203 communicates 202 with a controller 201.
- the preferred controller 201 of this embodiment is either a programmable logic controller or an application specific integrated circuit, designed using well-known techniques, to control the base unit 200.
- the controller 201 sends data and control signals 210 to an RF transmitter 211, which in turn sends the data 212 to an RF duplexer 213.
- the controller 201 receives data 216 from the RF duplexer 213 via an RF receiver 215, which is in electronic communication 214 with the RF duplexer 213.
- the RF duplexer 213 sends data signals 217 to an RF line coupling / isolation circuit 218.
- the RF line coupling / isolation circuit 218 is connected electrically 219 to a standard AC power outlet 220.
- the AC power outlet 220 also provides an AC power connection 221 to the base unit's 200-power supply 222.
- the AC power outlet 220 uses existing AC power lines 223 to provide a communication channel to a second AC power outlet 224, typically within the same building or facility as the first AC power outlet 220.
- the second AC power outlet 224 is electrically connected 225 to the set top box 226.
- Figure 3 depicts a detailed block diagram showing the preferred AC power line carrier current embodiment of the set top box 226 of this invention.
- the service provider 209 is shown electrically connected 208 to a public switched telephone network 207, which communicates across standard telephone lines 206 to an RJ-1 1 telephone outlet 205.
- the base unit 200 having an internal modem 203 is connected via standard telephone wire and jack 204 to the RJ-11 outlet 205.
- the base unit 200 is connected 219 to an AC power line channel 223 via a standard AC power outlet 220.
- the second AC power outlet 224 provides AC power 225b to a standard power supply 314, which provides power to the set top box 226.
- the second AC power outlet 224 also connects 225a to an RF line coupler / isolation circuit 313.
- the RF line coupler / isolation circuit 313 connects 312 to an RF duplexer 308 for the transfer of signals between the set top box 226 and the base unit 200.
- Received data is communicated 309 from the RF duplexer 308 to an RF receiver 310.
- the RF receiver 310 sends received data 311 to the controller 315.
- the controller 315 is preferably a programmable logic controller or an application specific integrated circuit designed with well known techniques to control the operation of the set top box 226 communication.
- the controller 315 transmits data and control signals 305 to an RF transmitter 306, which sends the data 307 to the RF duplexer 308.
- Standard video hardware 302 is controlled via 303 by a standard set top box controller 301.
- the controller 315 and the standard set top box controller 301 communicate 303 to control the video hardware 302.
- FIG. 4 depicts an alternative block diagram showing the preferred RF base unit 400, having the internal modem 403, of this invention.
- a telephone service provider 409 sends and receives telephone signals 408 to and from a public switched telephone network 407.
- the public switched telephone network 407 communicates across standard telephone wiring channel 406 to an RJ-11 outlet 405.
- a standard RJ- 11 plug and cable 404 connects the RJ-11 outlet 405 with the modem 403, which is installed within the base unit 400.
- the modem 403 communicates 402 with a controller 401.
- the preferred controller 401 of this embodiment is either a programmable logic controller or an application specific integrated circuit, designed using well-known techniques, to control the base unit 400.
- the controller 401 sends data and control signals 410 to an RF transmitter 41 1, which in turn sends the data 412 to an RF duplexer 413.
- the controller 401 receives data 416 from the RF duplexer 413 via an RF receiver 415, which is in electronic communication 414 with the RF duplexer 413.
- the RF duplexer 413 sends data signals 417 across a conductor 417 to an RF antenna 418.
- the RF antenna 418 provides an RF over-the-air channel 419 to a second RF antenna 420, which is connected electrically 425 to the set top box 500.
- the over-the-air RF transmission may be any known RF channel including but not limited to ELF, VF, VLF, LF, MF, HF, VHF, UHF, SHF, EHF and JR.
- An AC power outlet 424 is provided and connected 423 to a power supply 422 to provide AC power to the base unit 400.
- Alternative power sources may be substituted without departing from the concept of this invention.
- FIG. 5 depicts an alternative block diagram of the preferred RF set top box 500 of this invention.
- the service provider 409 is shown electrically connected 408 to a public switched telephone network 407, which communicates across standard telephone lines 406 to an RJ-11 telephone outlet 405.
- the base unit 400 having an internal modem 403 is connected via standard telephone wire and jack 404 to the RJ- 1 1 outlet 405.
- the base unit 400 is connected 417 to an antenna 418 for over-the-air RF transmission 419 to the set top box antenna 420.
- the over-the-air RF transmission may be any known RF channel including but not limited to ELF, VF, VLF. LF, MF, HF, VHF, UHF, SHF, EHF and IR.
- the set top box antenna 420 is electrically connected 425 to an RF duplexer 509.
- An AC power outlet 513 is electrically connected 514 to the set top box power supply 515 to provide power to the set top box 500.
- Received data is communicated 510 from the RF duplexer 509 to an RF receiver 511.
- the RF receiver 511 sends received data 512 to the controller 501.
- the controller 501 is preferably a programmable logic controller or an application specific integrated circuit designed with well known techniques to control the operation of the set top box 500 communication.
- the controller 501 transmits data and control signals 506 to an RF transmitter 507, which sends the data 508 to the RF duplexer 509.
- Standard video hardware 505 is controlled 504 by a standard set top box controller 503.
- the controller 501 and the standard set top box controller 503 communicate 502 to control the video hardware 505. It is to be understood that the above-described embodiments of this invention are merely illustrative of numerous and varied other embodiments and applications, which may constitute applications of the principles of this invention. Therefore, the scope and breadth of this invention should be determined from the appended claims and their equivalents rather than by the description of the current preferred embodiments of this invention. Such other embodiments may be readily devised by those skilled in the art without departing from the spirit or scope of this invention and it is our intent that such alternative embodiment be deemed to be within the scope of this invention.
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Computer Networks & Wireless Communication (AREA)
- Automation & Control Theory (AREA)
- Power Engineering (AREA)
- Telephonic Communication Services (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU54421/01A AU5442101A (en) | 1999-12-22 | 2000-12-20 | Wireless set top box data link |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US47039599A | 1999-12-22 | 1999-12-22 | |
US09/470,395 | 1999-12-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001047268A1 true WO2001047268A1 (fr) | 2001-06-28 |
Family
ID=23867467
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2000/034642 WO2001047268A1 (fr) | 1999-12-22 | 2000-12-20 | Liaison de donnees pour decodeur sans fil |
Country Status (2)
Country | Link |
---|---|
AU (1) | AU5442101A (fr) |
WO (1) | WO2001047268A1 (fr) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10122697A1 (de) * | 2001-05-10 | 2002-09-26 | Siemens Ag | Schnurloser TV Internet Zugang |
WO2003073632A1 (fr) * | 2002-02-26 | 2003-09-04 | Interax Interactive Television Solutions Pty Ltd | Agencement d'extension sans fil pour systeme de communications |
WO2006047827A1 (fr) * | 2004-11-02 | 2006-05-11 | Interax Interactive Television Solutions Pty Ltd | Dispositif de liaison sans fil pour recepteurs de television numerique |
WO2006111828A1 (fr) | 2005-04-18 | 2006-10-26 | S.I.Sv.El S.P.A. | Systeme d'etablissement d'une connexion entre un centre de services et une pluralite de dispositifs de reception d'un signal de television |
EP1942592A2 (fr) * | 2007-01-04 | 2008-07-09 | General Instrument Corporation | Récepteur satellite comprenant un module Bluetooth or un autre module de communication sans fil à courte distance |
US7698723B2 (en) | 2000-12-28 | 2010-04-13 | At&T Intellectual Property I, L.P. | System and method for multimedia on demand services |
US8601519B1 (en) | 2000-12-28 | 2013-12-03 | At&T Intellectual Property I, L.P. | Digital residential entertainment system |
US8677423B2 (en) | 2000-12-28 | 2014-03-18 | At&T Intellectual Property I, L. P. | Digital residential entertainment system |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5708961A (en) * | 1995-05-01 | 1998-01-13 | Bell Atlantic Network Services, Inc. | Wireless on-premises video distribution using digital multiplexing |
US5831664A (en) * | 1995-12-15 | 1998-11-03 | Mediaone Group, Inc. | Method and system for synchronizing data between at least one mobile interface device and an interactive terminal |
US6064437A (en) * | 1998-09-11 | 2000-05-16 | Sharewave, Inc. | Method and apparatus for scaling and filtering of video information for use in a digital system |
US6084638A (en) * | 1996-10-08 | 2000-07-04 | Hare; Charles S. | Computer interface extension system and method |
US6141356A (en) * | 1997-11-10 | 2000-10-31 | Ameritech Corporation | System and method for distributing voice and data information over wireless and wireline networks |
-
2000
- 2000-12-20 AU AU54421/01A patent/AU5442101A/en not_active Abandoned
- 2000-12-20 WO PCT/US2000/034642 patent/WO2001047268A1/fr active Application Filing
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5708961A (en) * | 1995-05-01 | 1998-01-13 | Bell Atlantic Network Services, Inc. | Wireless on-premises video distribution using digital multiplexing |
US5831664A (en) * | 1995-12-15 | 1998-11-03 | Mediaone Group, Inc. | Method and system for synchronizing data between at least one mobile interface device and an interactive terminal |
US6084638A (en) * | 1996-10-08 | 2000-07-04 | Hare; Charles S. | Computer interface extension system and method |
US6141356A (en) * | 1997-11-10 | 2000-10-31 | Ameritech Corporation | System and method for distributing voice and data information over wireless and wireline networks |
US6064437A (en) * | 1998-09-11 | 2000-05-16 | Sharewave, Inc. | Method and apparatus for scaling and filtering of video information for use in a digital system |
Cited By (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7698723B2 (en) | 2000-12-28 | 2010-04-13 | At&T Intellectual Property I, L.P. | System and method for multimedia on demand services |
US8601519B1 (en) | 2000-12-28 | 2013-12-03 | At&T Intellectual Property I, L.P. | Digital residential entertainment system |
US8677423B2 (en) | 2000-12-28 | 2014-03-18 | At&T Intellectual Property I, L. P. | Digital residential entertainment system |
DE10122697A1 (de) * | 2001-05-10 | 2002-09-26 | Siemens Ag | Schnurloser TV Internet Zugang |
WO2002091738A1 (fr) * | 2001-05-10 | 2002-11-14 | Siemens Aktiengesellschaft | Acces sans fil a internet sur un televiseur |
WO2003073632A1 (fr) * | 2002-02-26 | 2003-09-04 | Interax Interactive Television Solutions Pty Ltd | Agencement d'extension sans fil pour systeme de communications |
WO2006047827A1 (fr) * | 2004-11-02 | 2006-05-11 | Interax Interactive Television Solutions Pty Ltd | Dispositif de liaison sans fil pour recepteurs de television numerique |
WO2006111828A1 (fr) | 2005-04-18 | 2006-10-26 | S.I.Sv.El S.P.A. | Systeme d'etablissement d'une connexion entre un centre de services et une pluralite de dispositifs de reception d'un signal de television |
EP1942592A2 (fr) * | 2007-01-04 | 2008-07-09 | General Instrument Corporation | Récepteur satellite comprenant un module Bluetooth or un autre module de communication sans fil à courte distance |
EP1942592A3 (fr) * | 2007-01-04 | 2010-09-29 | General Instrument Corporation | Récepteur satellite comprenant un module Bluetooth or un autre module de communication sans fil à courte distance |
Also Published As
Publication number | Publication date |
---|---|
AU5442101A (en) | 2001-07-03 |
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